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发明名称
EARTH AUGER ATTACHMENT OF HYDRAULIC EXCAVATOR
摘要
申请公布号
JPH04221131(A)
申请公布日期
1992.08.11
申请号
JP19900194402
申请日期
1990.07.23
申请人
KOMATSU LTD
发明人
MITA MASAZO;KANAMORI TORU
分类号
E02F3/36;E21B7/00
主分类号
E02F3/36
代理机构
代理人
主权项
地址
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